Description SPIDER-SPLINE DRIVE(130mm BCD, 144mm BCD) -Designed for use with Profile Racing 3-Piece Race Chromoly Crankset and 19mm-48 spline axles. -Will only work on 19mm-48 spline axles. -Chainring can be mounted on inner or outer face of spider for chainline adjustability. -These spiders work best with the Profile Internal Bearing Euro, American, MID, or Spanish BB’s. Two styles of track/fixed chainring spiders available: -5 Bolt 130mm BCD for 19mm splined axle -5 Bolt 144mm BCD for 19mm splined axle Colors:-Black, Red, Blue, Gold, Purple Weight: 130mm: 82g/2.87 oz 144mm: 89g/3.11 oz
